Catalog excerpts
7FC Double Inverted Magnetron Cleanable Cold Cathode Sensor Part Number: 2-2146-052 Description Operating Range Analog Output Supply Voltage Mounting Orientation Calibration Medium Overpressure Analog Output Resolution Operating Temperature Storage Temperature Bakeout Temperature Response Time Accuracy 1 x 10 to 1 x 10 Torr Controller-dependent Controller-dependent Any Dry air or nitrogen 150 PSI Controller-dependent 0° to +50° C -20° to +70° C 200° C < 10 ms The 7FC cold cathode sensor has a measurement range from 1 x 10-11 up to 1 x 10-2 Torr. It indirectly measures absolute pressure by ionizing gas in the presence of a magnetic field. Unlike hot filament sensors, the 7FC is resistant to inrushes of gas. The design of this sensor allows for easy disassembly enabling quick cleaning and extended use. The 7FC can be operated by the Televac MM200 or MC300 rack mountable controllers. These controllers automatically operate the cold cathode to provide a full range vacuum measurement solution when the 7FC is used in conjunction with rough vacuum sensors. Physical Characteristics Analog Output Behavior (MM200) Electrical Connections SHV5 Weight 944 g (2.08 lbs) Dimensions See dimensional drawings Stainless Steel Ceramic Copper • Cleanable for extended sensor lifetime • Mountable in any orientation • Resistant to inrushes of gas • Interchangeable with 7E, 7F, 7FCS • Minimal stray magnetic field • Excellent customer support • Designed and manufactured in the United States of America • RoHS compliant 1 See the Televac website at www.televac.com for a list of definitions for terms used in the operating specifications. All test data was acquired at 23° C.
Open the catalog to page 17FC Double Inverted Magnetron Cleanable Cold Cathode Sensor Part Number: 2-2146-052 Ordering Information Dimensional Drawings 7FC Cold Cathode Sensor Standard Cables High Temperature Cables (200 C) Triaxial Cables (MM200 only) Radiation Resistant Cables Cable Length 10 ft (3 m) 20 ft (6.1 m) 35 ft (10.6 m) 50 ft (15.2 m)_ 7E Double Inverted Magnetron Cold Cathode Sensor - This sensor has a measurement range from 1 x 10-8 up to 1 x 10-2 Torr. It indirectly measures absolute pressure by ionizing gas in the presence of a magnetic field. Unlike hot filament sensors, the 7E is resistant to...
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